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    • 1. 发明授权
    • Fuel injection staged sectoral combustor for burning low-BTU fuel gas
    • 用于燃烧低BTU燃料气体的燃料喷射分级部门燃烧器
    • US4253301A
    • 1981-03-03
    • US951181
    • 1978-10-13
    • Robert L. Vogt
    • Robert L. Vogt
    • F02C7/22F23C99/00F23R3/00F23R3/08F23R3/34F23R3/36F02C3/20
    • F23R3/002F23R3/34F23R3/36F23R2900/00002F23R2900/00005
    • A high-temperature combustor for burning low-BTU coal gas in a gas turbine is described. The combustor comprises a plurality of individual combustor chambers. Each combustor chamber has a main burning zone and a pilot burning zone. A pipe for the low-BTU coal gas is connected to the upstream end of the pilot burning zone; this pipe surrounds a liquid fuel source and is in turn surrounded by an air supply pipe; swirling means are provided between the liquid fuel source and the coal gas pipe and between the gas pipe and the air pipe. Additional preheated air is provided by counter-current coolant air in passages formed by a double wall arrangement of the walls of the main burning zone communicating with passages of a double wall arrangement of the pilot burning zone; this preheated air is turned at the upstream end of the pilot burning zone through swirlers to mix with the original gas and air input (and the liquid fuel input when used) to provide more efficient combustion. One or more fuel injection stages (second stages) are provided for direct input of coal gas into the main burning zone. The countercurrent air coolant passages are connected to swirlers surrounding the input from each second stage to provide additional oxidant.
    • 描述了用于在燃气轮机中燃烧低BTU煤气的高温燃烧器。 燃烧器包括多个单独的燃烧室。 每个燃烧室具有主燃烧区和先导燃烧区。 用于低BTU煤气的管道连接到先导燃烧区域的上游端; 该管围绕液体燃料源,并由供气管围绕; 在液体燃料源和煤气管之间以及气体管道和空气管之间设置有旋转装置。 通过主燃烧区域的壁的双壁布置形成的通道中的逆流冷却剂空气提供额外的预热空气,与主燃烧区的双壁布置的通道连通; 该预热空气通过旋流器在先导燃烧区域的上游端转动,以与原始气体和空气输入(以及使用时的液体燃料输入)混合,以提供更有效的燃烧。 提供一个或多个燃料喷射级(第二级),用于将煤气直接输入主燃烧区。 逆流空气冷却剂通道连接到围绕来自每个第二级的输入的旋流器以提供附加的氧化剂。
    • 3. 发明授权
    • Breach-cooled structure
    • 破裂冷却结构
    • US4916906A
    • 1990-04-17
    • US176482
    • 1988-03-25
    • Robert L. Vogt
    • Robert L. Vogt
    • F02C7/18F01D5/18F23R3/00F23R3/42
    • F23R3/002F01D5/188F05D2260/201F23R2900/03044Y02T50/676
    • The present invention comprises a method and apparatus for improving cooling of a wall in a gas turbine engine. The method and apparatus provide breach cooling of an imperforate wall, such as a combustor liner, for improving the cooling thereof. The breach cooling includes structure for channeling a cooling fluid as a jet toward an outer surface of the imperforate wall, with the jet having sufficient memontum to breach a boundary layer of the cooling fluid which forms over the wall outer surface to allow the jet to contact the wall outer surface for more effective cooling thereof. In an exemplary embodiment of the invention, the breach-cooled wall is an upstream portion of the gas turbine engine combustor, and the inner surface of the combustor liner facing the combustion gases is characterized by not having a film-cooling boundary layer of air to reduce quenching of the combustion gases for reducing exhaust emissions.
    • 本发明包括一种用于改善燃气涡轮发动机中的壁的冷却的方法和装置。 该方法和装置提供诸如燃烧器衬套的无孔壁的破裂冷却,以改善其冷却。 泄漏冷却包括用于将冷却流体作为射流引导到无孔壁的外表面的结构,其中射流具有足够的密度以破坏在壁外表面上形成的冷却流体的边界层,以允许射流接触 壁外表面更有效地冷却。 在本发明的示例性实施例中,泄漏冷却壁是燃气涡轮发动机燃烧器的上游部分,并且面向燃烧气体的燃烧器衬套的内表面的特征在于不具有膜冷却边界层的空气 减少燃烧气体的淬火以减少废气排放。
    • 6. 发明授权
    • Fuel injection staged sectoral combustor for burning low-BTU fuel gas
    • 用于燃烧低BTU燃料气体的燃料喷射分级部门燃烧器
    • US4498288A
    • 1985-02-12
    • US465295
    • 1983-02-09
    • Robert L. Vogt
    • Robert L. Vogt
    • F23R3/00F23R3/34F23R3/36F02C3/14
    • F23R3/36F23R3/002F23R3/34F23R2900/00002F23R2900/00005
    • A high-temperature combustor for burning low-BTU coal gas in a gas turbine is described. The combustor comprises a plurality of individual combustor chambers. Each combustor chamber has a main burning zone and a pilot burning zone. A pipe for the low-BTU coal gas is connected to the upstream end of the pilot burning zone: this pipe surrounds a liquid fuel source and is in turn surrounded by an air supply pipe: swirling means are provided between the liquid fuel source and the coal gas pipe and between the gas pipe and the air pipe. Additional preheated air is provided by counter-current coolant air in passages formed by a double wall arrangement of the walls of the main burning zone communicating with passages of a double wall arrangement of the pilot burning zone: this preheated air is turned at the upstream end of the pilot burning zone through swirlers to mix with the original gas and air input (and the liquid fuel input when used) to provide more efficient combustion. One or more fuel injection stages (second stages) are provided for direct input of coal gas into the main burning zone. The countercurrent air coolant passages are connected to swirlers surrounding the input from each second stage to provide additional oxidant.
    • 描述了用于在燃气轮机中燃烧低BTU煤气的高温燃烧器。 燃烧器包括多个单独的燃烧室。 每个燃烧室具有主燃烧区和先导燃烧区。 用于低BTU煤气的管道连接到先导燃烧区域的上游端:该管道围绕着液体燃料源,并且由供气管道围绕:在液体燃料源和液体燃料源之间设置有旋转装置 煤气管道和气体管道和空气管道之间。 附加的预热空气由通过主燃烧区的壁的双壁布置形成的通道中的逆流冷却剂空气提供,该主壁与先导燃烧区的双壁布置的通道连通:该预热空气在上游端 的先导燃烧区域通过旋流器与原始气体和空气输入(以及使用时的液体燃料输入)混合,以提供更有效的燃烧。 提供一个或多个燃料喷射级(第二级),用于将煤气直接输入主燃烧区。 逆流空气冷却剂通道连接到围绕来自每个第二级的输入的旋流器以提供附加的氧化剂。
    • 7. 发明授权
    • Sectoral combustor for burning low-BTU fuel gas
    • 用于燃烧低BTU燃气的部门燃烧器
    • US4236378A
    • 1980-12-02
    • US882073
    • 1978-03-01
    • Robert L. Vogt
    • Robert L. Vogt
    • F23R3/06F23R3/00F23R3/36F02C7/18
    • F23R3/002F23R3/36F23R2900/00002
    • A high-temperature combustor for burning low-BTU coal gas in a gas turbine is disclosed. The combustor includes several separately removable combustion chambers each having an annular sectoral cross section and a double-walled construction permitting separation of stresses due to pressure forces and stresses due to thermal effects. Arrangements are described for air-cooling each combustion chamber using countercurrent convective cooling flow between an outer shell wall and an inner liner wall and using film cooling flow through liner panel grooves and along the inner liner wall surface, and for admitting all coolant flow to the gas path within the inner liner wall. Also described are systems for supplying coal gas, combustion air, and dilution air to the combustion zone, and a liquid fuel nozzle for use during low-load operation. The disclosed combustor is fully air-cooled, requires no transition section to interface with a turbine nozzle, and is operable at firing temperatures of up to 3000.degree. F. or within approximately 300.degree. F. of the adiabatic stoichiometric limit of the coal gas used as fuel.
    • 公开了一种用于在燃气轮机中燃烧低BTU煤气的高温燃烧器。 燃烧器包括几个可单独拆卸的燃烧室,每个燃烧室具有环形横截面和双壁结构,允许由于热效应而由于压力和应力而分离应力。 描述了使用在外壳壁和内衬壁之间的逆流对流冷却流动来对每个燃烧室进行空气冷却的布置,并且使用通过内衬板槽和沿着内衬壁表面的膜冷却流,并且将所有冷却剂流体接纳到 内衬壁内的气体路径。 还描述了用于向燃烧区域供应煤气,燃烧空气和稀释空气的系统,以及用于低负荷运行时使用的液体燃料喷嘴。 所公开的燃烧器是完全风冷的,不需要与涡轮喷嘴连接的过渡部分,并且可在高达3000°F的燃烧温度或在所用煤气的绝热化学计量极限的约300°F内操作 作为燃料。
    • 8. 发明授权
    • Method of breach cooling
    • 破裂冷却方法
    • US5083422A
    • 1992-01-28
    • US489627
    • 1990-03-07
    • Robert L. Vogt
    • Robert L. Vogt
    • F01D5/18F23R3/00
    • F23R3/002F01D5/188F05D2260/201F23R2900/03044Y02T50/67Y02T50/676
    • The present invention comprises a method and apparatus for improving cooling of a wall in a gas turbine engine. The method and apparatus provide breach cooling of an imperforate wall, such as a combustor liner, for improving the cooling thereof. The breach cooling includes structure for channeling a cooling fluid as a jet toward an outer surface of the imperforate wall, with the jet having sufficient momentum to breach a boundary layer of the cooling fluid which forms over the wall outer surface to allow the jet to contact the wall outer surface for more effective cooling thereof. In an exemplary embodiment of the invention, the breach-cooled wall is an upstream portion of the gas turbine engine combustor, and the inner surface of the combustor liner facing the combustion gases is characterized by not having a film-cooling boundary layer of air to reduce quenching of the combination gases for reducing exhaust emissions.
    • 本发明包括一种用于改善燃气涡轮发动机中的壁的冷却的方法和装置。 该方法和装置提供诸如燃烧器衬套的无孔壁的破裂冷却,以改善其冷却。 破裂冷却包括用于将冷却流体作为射流引导到无孔壁的外表面的结构,其中射流具有足够的动量以破坏在壁外表面上形成的冷却流体的边界层,以允许射流接触 壁外表面更有效地冷却。 在本发明的示例性实施例中,泄漏冷却壁是燃气涡轮发动机燃烧器的上游部分,并且面向燃烧气体的燃烧器衬套的内表面的特征在于不具有膜冷却边界层的空气 减少组合气体的淬火以减少废气排放。